(19)

(11)

EP 3 143 222 A1

(12)

(43) Date of publication: 22.03.2017 Bulletin 2017/12 (21) Application number: 14789519.7 (22) Date of filing: 22.08.2014

(51) International Patent Classification (IPC):  E04F 13/08(2006.01) E04B 9/04(2006.01) E04B 1/86(2006.01) G10K 11/16(2006.01) (86) International application number: PCT/EP2014/002596 (87) International publication number: WO 2015/172799 (19.11.2015 Gazette 2015/46)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 15.05.2014 WO PCT/EP2014/001312 (71) Applicant: Knauf Gips KG 97346 Iphofen (DE)	(72) Inventors: BERNETH, Claus-Peter 97340 Marktbreit (DE) SCHÄFER, Matthias 97244 Bütthard (DE) PHILIPP, Gottfried 97270 Kist (DE) MARQUARDT, Andreas 97225 Zellingen (DE) (74) Representative: Stolmár & Partner Patentanwälte PartG mbB  Blumenstraße 17 80331 München 80331 München (DE)